Vol.1A_Revised_Sheet CG-112 EROSION & SEDIMENT CONTORL DETAIL SHEET.pdf
PDF 3 MB Posted
- Solicitation number
- W9123621R2005
About this file
This document contains details for a federal solicitation for construction services. The solicitation seeks to construct a new Targeting Center facility for the 25th Air Force at Langley Air Force Base in Virginia. The facility will support the Air Force's targeting and threat analysis mission by providing a suitable building for command and control functions. The construction project will comply with Department of Defense design standards and include the main targeting center building, emergency generators, site improvements above mean high tide levels, parking, and all necessary supporting facilities. The solicitation was issued by the Department of the Army Corps of Engineers Engineering District Norfolk as solicitation number W9123621R2005. The response deadline and award date are not specified in the document.
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Text version
US Army Corps of Engineers ®
SHEET OF
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UNCLASSIFIED\\FOR OFFICIAL USE ONLY
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12/14/2020 2:29 PM
Thumar
T:\188821A_Langley_Targeting\CAD_BIM\_Sheets\10059580-CG-112.dwg
READY TO ADVERTISE (RTA)
CG112
MAIN BLDG.
19 52
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E x' y'
CHANNEL #2, #4
X (HEIGHT)
Y (BOTTOM WIDTH)
SLOPE
1' MIN.
1'
0.005
CHANNEL #1, #3
X (HEIGHT)
Y (BOTTOM WIDTH)
SLOPE
1' MIN.
2'
0.005
TEMPORARY CONVEYANCE CHANNEL SECTION
NOTE:
CONTRACTOR TO SEED CHANNEL IMMEDIATELY
AFTER GRADING PER SEEDING SPECIFICATIONS ON
SHEET CG111.
NOTES:
1. CLEAN OUT OUT SEDIMENT BASIN WHEN ACCUMULATED SEDIMENT REACHES ELEVATION
3.5' (APPROXIMATELY 6400 CF)
2.
3.
SEE SWM-DR DETAILS ON SHEET CG113 FOR TEMPORARY RISER CONSTRUCTION
TEMPORARY SEDIMENT BASIN
CROSS SECTION
NTS
STABILIZE SIDE SLOPES
IMMEDIATELY AFTER
GRADING
EL. 7'
TOS EL. 3.1'
25-YR. STORM WSE: 6.01'
WET STORAGE WSE : 3.8'
TOS EL. 3.5'
M
IN
.5
M
4. SEE NOTES ON CG011 TO CONVERT SEDIMENT TRAP TO STORMWATER DETENTION POND
TOB EL. 8'
M
EL. 7'
TOB EL. 8'
M
PROVIDE TWO (2) 3" DEWATERING DEVICES PER SWM-DR ON SHEET CG113
5. CONTRACTOR IS TO MONITOR WILDLIFE ACTIVITY ATTRACTED TO THE BASIN DURING
CONSTRUCTION. IF BIRDS ARE FREQUENTLY SEEN AROUND THE BASIN, THE
CONTRACTOR IS TO NOTIFY THE COR.
A
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